69021988

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 72

約数和(自身を含む): 149615424

約数和(自身を除く): 80593436

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 61, 92, 98, 122, 161, 196, 244, 251, 322, 427, 502, 644, 854, 1004, 1127, 1403, 1708, 1757, 2254, 2806, 2989, 3514, 4508, 5612, 5773, 5978, 7028, 9821, 11546, 11956, 12299, 15311, 19642, 23092, 24598, 30622, 39284, 40411, 49196, 61244, 68747, 80822, 107177, 137494, 161644, 214354, 274988, 282877, 352153, 428708, 565754, 704306, 750239, 1131508, 1408612, 1500478, 2465071, 3000956, 4930142, 9860284, 17255497, 34510994, 69021988]

約数ペア:

[(1, 69021988), (2, 34510994), (4, 17255497), (7, 9860284), (14, 4930142), (23, 3000956), (28, 2465071), (46, 1500478), (49, 1408612), (61, 1131508), (92, 750239), (98, 704306), (122, 565754), (161, 428708), (196, 352153), (244, 282877), (251, 274988), (322, 214354), (427, 161644), (502, 137494), (644, 107177), (854, 80822), (1004, 68747), (1127, 61244), (1403, 49196), (1708, 40411), (1757, 39284), (2254, 30622), (2806, 24598), (2989, 23092), (3514, 19642), (4508, 15311), (5612, 12299), (5773, 11956), (5978, 11546), (7028, 9821)]